Tag Archives: Aliso Canyon

Methane Leaks: The Big and the Small

By Roberta Attanasio, IEAM Blog Editor

By emitting just a little bit of methane, mankind is greatly accelerating the rate of climatic change” – Steven Hamburg, Chief Scientist, Environmental Defense Fund

gas flare

Orvis State natural gas flare head, Evanson Place, Arnegard North Dakota. Credit: Tim Evanson, CC BY-SA 2.0.

Methane, the primary ingredient of natural gas, has been receiving more bad press than usual lately—courtesy of the massive natural gas leak that erupted on Oct. 23, 2015, at the Aliso Canyon underground storage facility near Los Angeles. California Governor Jerry Brown declared a state of emergency, and thousands of families were evacuated. After unsuccessful initial attempts to plug the leak, Southern California Gas Company was finally able to build a relief well to capture the leaking gas. On February 18, 2016, nearly four months later, officials announced the leak had been permanently sealed.

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